3.2

CVE-2020-25742

pci_change_irq_level in hw/pci/pci.c in QEMU before 5.1.1 has a NULL pointer dereference because pci_get_bus() might not return a valid pointer.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Qemu ≫ Qemu Version < 5.1.1
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.47% 0.371
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 3.2 1.5 1.4
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:L
nvd@nist.gov 2.1 3.9 2.9
AV:L/AC:L/Au:N/C:N/I:N/A:P
CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

http://www.openwall.com/lists/oss-security/2020/09/29/1
Third Party Advisory
Mailing List
https://bugzilla.redhat.com/show_bug.cgi?id=1883178
Patch
Third Party Advisory
Issue Tracking
https://lists.nongnu.org/archive/html/qemu-devel/2020-09/msg05294.html
Patch
Third Party Advisory
Mailing List
https://ruhr-uni-bochum.sciebo.de/s/NNWP2GfwzYKeKwE?path=%2Flsi_nullptr1
Third Party Advisory